<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>跑马灯</title>
  <link rel="stylesheet" href="../base.css">
  <link rel="stylesheet" href="./13.css">
</head>
<body>
  <div id="app">
    <div class="page_body">
      <div class="tips">请输入内容并使用回车键换行</div>
      <div class="content">
        <textarea placeholder="请输入内容..." id="content_input"></textarea>
        <button id="start_btn" >开始</button>
      </div>
      <div class="list">

      </div>
    </div>
  </div>


  <script src="./13.js"></script>
</body>
</html>